California Code, Labor Code - LAB § 6501.8

(a) For purposes of this chapter, “asbestos-related work” means any activity which by disturbing asbestos-containing construction materials may release asbestos fibers into the air and which is not related to its manufacture, the mining or excavation of asbestos-bearing ore or materials, or the installation or repair of automotive materials containing asbestos.

(b) For purposes of this chapter, “asbestos containing construction material” means any manufactured construction material that contains more than one-tenth of 1 percent asbestos by weight.

(c) For purposes of this chapter, “asbestos-related work” does not include the installation, repair, maintenance, or nondestructive removal of asbestos cement pipe used outside of buildings, if the installation, repair, maintenance, or nondestructive removal of asbestos cement pipe does not result in asbestos exposures to employees in excess of the action level determined in accordance with Sections 1529 and 5208 of Title 8 of the California Code of Regulations, and if the employees and supervisors involved in the operation have received training through a task-specific training program, approved pursuant to Section 9021.9, with written certification of completion of that training by the training entity responsible for the training.